JPH0613843Y2 - Toilet deodorizer - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a toilet deodorizing device for exhausting air from both inside a toilet room and a toilet bowl. More specifically, the present invention relates to a toilet deodorizing device that controls an exhaust device using a sensor that detects a human body in a toilet room or a user of a toilet bowl.

[Prior Art] A general exhaust device such as a ventilation fan that exhausts air from a toilet room has been widely used. In addition, a toilet exhaust device that connects an exhaust fan to the toilet via a duct to exhaust air from the inside of the toilet is also known.

Conventionally, these general exhaust devices and toilet exhaust devices are often operated by manual switches as needed. The toilet exhaust device may be configured such that, for example, a Western-style toilet is provided with a seating switch, and exhaust operation is performed only while a human body is seated.

[Problems to be Solved by the Invention] Conventionally, even though a general exhaust device and a toilet exhaust device are installed in one toilet room, it is not possible to control the operation by linking the general exhaust device and the toilet exhaust device. There wasn't. Therefore, efficient deodorization has not always been performed.

[Means for Solving the Problems] The toilet deodorizing device according to any one of claims (1) to (8) is an indoor person detection sensor for detecting a human body in a toilet room, and a user detection sensor for detecting a human body in a toilet use posture. And a general exhaust device that exhausts air from the toilet room, a toilet exhaust device that exhausts air from the toilet, and a control device that controls the exhaust device based on a signal from the sensor.

In the toilet deodorizing device according to claim (1), the whole exhaust device is activated based on the entry signal from the indoor person detection sensor, and the whole exhaust device is released after a predetermined time has elapsed from the exit based on the exit signal. To stop.

In addition, the toilet exhaust device is activated based on a use start signal from the user detection sensor, and the toilet exhaust device is stopped after a required time has elapsed from the exit based on the exit signal from the indoor sensor.

In the toilet deodorizing device according to claim (2), the whole exhaust device is actuated based on the entry signal from the indoor person detection sensor, and the whole exhaust device is stopped after a predetermined time has elapsed from the exit based on the exit signal. Let

Further, the operation of the toilet exhaust device is started based on the use start signal from the user detection sensor, and the toilet exhaust device is stopped after the required time has elapsed from the end of use based on the use end signal from the user detection sensor.

In the toilet deodorizing device according to claim (3), the whole exhaust device is activated based on the use end signal from the user detection sensor, and the whole exhaust device is activated after a predetermined time has elapsed from the exit based on the exit signal. Stop.

In addition, the toilet exhaust device is activated based on a use start signal from the user detection sensor, and the toilet exhaust device is stopped after a required time has elapsed from the exit based on the exit signal from the indoor sensor.

In the toilet deodorizing device according to claim (4), the whole exhaust device is actuated based on the end-of-use signal from the user detection sensor, and the whole exhaust device is opened after a predetermined time has elapsed from the exit based on the exit signal. Stop.

Further, the operation of the toilet exhaust device is started based on the use start signal from the user detection sensor, and the toilet exhaust device is stopped after the required time has elapsed from the end of use based on the use end signal from the user detection sensor.

In the toilet deodorizing device according to claim (5), the whole exhaust device is activated based on the use start signal from the user detection sensor, and the whole exhaust device is opened after a predetermined time has elapsed from the exit based on the exit signal. Stop.

In addition, the toilet exhaust device is activated based on a use start signal from the user detection sensor, and the toilet exhaust device is stopped after a required time has elapsed from the exit based on the exit signal from the indoor sensor.

In the toilet deodorizing device according to claim (6), the operation of the whole exhaust device is started based on the use start signal from the user detection sensor, and the whole exhaust device is turned on after a lapse of a predetermined time based on the exit signal. Stop.

Further, the operation of the toilet exhaust device is started based on the use start signal from the user detection sensor, and the toilet exhaust device is stopped after the required time has elapsed from the end of use based on the use end signal from the user detection sensor.

The toilet deodorizing device according to claim (7) is based on claims (1) to (1).
In the device of (6), the control device starts the operation of the toilet exhaust device based on the entry signal from the occupant detection sensor instead of the use start signal from the occupancy detection sensor.

The toilet deodorizing device according to claim (8) includes claims (1) to (1) to
In the device of (7), the whole exhaust device is provided with an operation circuit equipped with a manual switch for supplying and stopping power supply.

The toilet deodorizing device according to claim (9) is provided with only an indoor person detection sensor as a sensor. And, while the human body is in the toilet room, only the middle toilet exhaust device is operated. When the human body leaves the room, only the whole exhaust device is operated for a predetermined time.

The toilet deodorizing device according to claim (10) includes only a user detection sensor as a sensor. Then, when the human body is using the toilet, only the toilet exhaust device is operated. After use, operate only the exhaust system for the required time.

[Operation] As shown in FIG. 4, in the toilet deodorizing device of claim (1), the entire exhaust device is operated while the human body is in the toilet room and for a predetermined time after leaving the room. Further, the toilet exhaust device is started when the toilet is used, and is operated until a predetermined time elapses after leaving the room. Therefore, all the odors in the toilet room are exhausted by the overall exhaust device, and all the odors in the toilet are exhausted by the toilet exhaust device.

Claim (2) is the same as claim (1) except that the operation of the toilet exhaust device is continued until the required time elapses after the toilet has been used.

In the toilet deodorizing device according to claim (3), the general exhaust device starts to operate when the toilet is used, and the operation is continued until a predetermined time elapses after the human body exits the toilet room. Further, the toilet exhaust device starts its operation when the toilet is used, and continues its operation until a required time elapses after the human body exits the toilet room. The odor generated when the toilet is used is discharged by the toilet exhaust device. Further, the entire exhaust device is not operated during the period of use of the toilet, but if this is done, the air in the toilet room as a whole flows in the direction to be sucked into the toilet, and odor is unlikely to leak to the outside from the toilet.

The toilet deodorizing device of claim (4) is the same as that of claim (3), except that the operation of the toilet exhaust device is continued until a required time elapses after the toilet is used.

In the toilet deodorizing device according to claim (5), the operation of both the general exhaust device and the toilet exhaust device is started with the start of use of the toilet. In this case, even if odor leaks from the toilet bowl, it is discharged to the outside of the toilet room by the general exhaust device.

The toilet deodorizing device according to claim (6) is the same as the toilet deodorizing device according to claim (5), except that the operation of the toilet exhaust device is continued until a required time elapses after use of the toilet.

In the toilet deodorizing device according to claim (7), the toilet exhaust device is operated based on the human body entering the toilet room.
Therefore, for example, as shown in FIG. 4 (7), by operating the toilet exhaust device before the use of the toilet, the air in the toilet room as a whole forms an airflow toward the toilet,
It is possible to prevent the odor from leaking out of the toilet even when the toilet is started to be used.

According to the toilet deodorizing device of claim (8), it is possible to discharge the odor and cigarette smoke in the toilet room by operating the whole exhaust device regardless of the presence or absence of the human body as necessary.

According to claims (9) and (10), one sensor is sufficient. According to claim (9), as shown in FIG. 6, since the toilet exhaust device is operated as long as the human body is in the toilet room, the odor is discharged from the toilet to the outside of the toilet room.

In claim (10), the odor during use of the toilet bowl is discharged from the toilet bowl to the outside of the toilet room, and after the toilet bowl is used, it is discharged to the outside of the toilet room by the exhaust device.

Embodiments Embodiments will be described below with reference to the drawings.

FIG. 1 and FIG. 2 are perspective views of a toilet room equipped with the device of the embodiment of the present invention, and an indoor person detection sensor for detecting the human body regardless of the position in the toilet room 1. 2 and a user detection sensor 4 for detecting the user of the toilet bowl 3 (human body in the toilet use posture). Reference numeral 5,
Reference numeral 6 denotes a suction grill for exhausting air from inside the toilet room 1. An exhaust fan is connected to the toilet 3 via a duct (not shown).

FIG. 3 is a block diagram showing the configuration of the embodiment apparatus. The signals from the indoor sensor 2 and the user sensor 4 are input to the controller 7, respectively. The control device 7
It has a microcomputer, and outputs its control signal to the bases of the transistors 8 and 9. Relays 10 and 11 are connected to the collectors of the transistors 8 and 9, respectively, and control the operations of the general exhaust device 12 and the toilet exhaust device 13, respectively. In addition, the entire exhaust system is a blower 12
a and a duct for connecting the suction grilles 5 and 6 to the blower 12a. Further, the toilet exhaust device 13 includes a blower 13a and a duct for connecting the blower 13a to the toilet 3.

The microcomputer of the control device 7 has a well-known configuration, and has a ROM as a non-volatile storage element for storing programs and the like, and an R for temporarily storing data and the like.
An AM, a central processing unit CPU, an input / output device, a data bus connecting them, and the like are provided. Further, an oscillating element for timer (not shown) is connected to the microcomputer.

Next, a time chart and a control flowchart will be described with reference to FIGS. 4 and 5. In addition, in FIGS. 4 and 5, (1) to (6) show the embodiments of claims (1) to (6).

FIG. 5 (1) is a flow chart for explaining the program according to claim (1).

First, when a human body enters the toilet room, the indoor person detection sensor 1 detects the human body, and the process proceeds from step 1 to step 2 to turn on the general exhaust device 12. Next, when the human body in the toilet room takes the toilet use posture, the user detection sensor 4 detects the user and proceeds to step 4 to turn on the toilet exhaust device 13. This state is continued until the indoor person detection sensor 2 finishes detecting the human body. When the indoor person detection sensor 2 no longer detects the human body, the process proceeds to step 6 and the timer t1 is started. Then, when the predetermined time t1 has elapsed, the process proceeds from step 7 to step 8 to stop the general exhaust device 12 and the toilet exhaust device 13.

FIG. 5 (2) shows a flowchart according to the embodiment of claim (2). In FIG. 5 (2), when a human body enters the toilet room, the indoor person detection sensor 2 detects it and turns on the general exhaust device 12 (step 1
2), go to step 13. Then, when the human body in the toilet room takes the toilet use posture, the process proceeds from step 13 to step 14 to turn on the toilet exhaust device 13. This state is maintained while the user sensor 4 senses the user. When the user sensor 4 no longer senses the user, the process proceeds to step 16 and the timer t2 is started.

Next, in step 17, it is determined whether or not the required time t2 has elapsed. If t2 has not elapsed, the process proceeds to step 18, and the indoor person detection sensor 2 detects the human body in the toilet room. Judge whether or not. In the case where the human body in the toilet room has finished using the toilet but is still left in the toilet room, the determination result in step 18 is YES, and the process returns to step 17. When the human body goes out of the toilet room 1 in step 18, the determination result in step 18 is NO, and the process proceeds to step 19. Then, after activating the timer t1, the routine proceeds to step 20, where it is judged whether or not the times t1 and t2 measured by the timer have passed a predetermined time and a required time, respectively.

In step 20, when neither of the times t1 and t2 has elapsed, this state is continued, and the general exhaust device 12 and the toilet exhaust device 13 are also operated.
As a result of the determination in step 20, if the time t1 has elapsed but the time t2 has not elapsed, the process proceeds to step 21, the general exhaust device 12 is turned off, and then the process proceeds to step 22 and the time t2 elapses. Wait for the toilet bowl exhaust device 13
Is stopped (step 23).

These steps 20 to 23 are executed when the use of the toilet bowl to the exit from the room is performed in an extremely short time, and the processes of the following steps 24 to 26 are usually executed.

As a result of the determination in step 20, when the time t1 has not elapsed but the time t2 has elapsed, the process proceeds to step 24, the toilet exhaust device 13 is stopped first, and then step 2
After waiting for t1 time to pass at 5, the whole exhaust device 12 is stopped (step 26). This step 20,
The time chart of the processes of 24-26 is shown in Fig. 4 (2).
Is.

When t2 has elapsed in step 17, the process proceeds to step 27. In this case, although the human body in the toilet room 1 is away from the toilet bowl, it relates to the state where the human body is in the toilet room for a considerably long time. Step two
After stopping the toilet exhaust device 13 in 7, the timer t1 is started after waiting for the human body in the toilet room to exit (steps 28 and 29).

After that, the routine goes to Step 25, and after the elapse of t1 time, the whole exhaust device 12 is stopped.

FIG. 5 (3) shows a flowchart according to the embodiment of claim (3). In this embodiment, when a human body enters the toilet room and takes a use posture, the process proceeds from step 31 to step 32, and the toilet exhaust device 13 is first turned on. When the toilet user leaves the toilet, the process proceeds from step 33 to step 34, the general exhaust device 12 is turned on, and this state continues until the human body exits from the toilet room. When the human body exits the toilet room, the process proceeds to step 36, the timer t1 is started, and after t1 time has elapsed (step 3
7), the general exhaust device 12 and the toilet exhaust device 13 are stopped.

FIG. 5 (4) shows a flowchart according to the embodiment of claim (4). In this embodiment, as in the case of FIG. 5 (3), when a human body enters the toilet room and the use of the toilet is started, the process proceeds from step 41 to step 42, and the toilet exhaust device 13 is turned on. Then, when the toilet user leaves the toilet, the process proceeds to step 44, and after turning on the general exhaust device 12, the process proceeds to step 46. Steps 46-59
The process of step 16-29 in FIG.
Since the process is exactly the same as that of (2), its description is omitted.

FIG. 5 (5) relates to the embodiment of claim (5). In this embodiment, when a human body enters the toilet room and starts using the toilet, the process proceeds from step 51 to step 52, and the general exhaust device 12 and the toilet exhaust device 13 are turned on. This state continues until the human body exits from the toilet room (step 53). When the human body exits, the process proceeds to step 54 and the timer t1 is started. Then, when t1 time has elapsed, the routine proceeds from step 55 to step 56, and the whole exhaust device 12 and the toilet exhaust device 13 are stopped.

FIG. 5 (6) relates to the embodiment of claim (6). In this embodiment, similarly to claim (5), when the human body first enters the toilet room and then the posture of using the toilet is taken, step 63 is performed.
To step 64, the overall exhaust device 12 and the toilet exhaust device 13 are turned on, and then the process proceeds to step 65. Since the process of steps 65 to 79 is exactly the same as the process of steps 15 to 29 in FIG. 5 (2), the description thereof will be omitted.

In the above embodiment, the toilet exhaust device 13 is started based on the detection signal of the user detection sensor 4,
In the present invention, the toilet exhaust device 13 may be activated after a predetermined time has elapsed after the indoor person sensing senna 2 senses the entry of a human body into the toilet room 1. FIG. 4 (7) shows an example thereof, and the toilet exhaust device 1
3 is t3 after the indoor sensor 2 detects the human body entering the room
After a lapse of time, the toilet exhaust device 13 is operated. By doing so, for example, before the human body is seated on the toilet bowl 3, an airflow is formed in which the air in the toilet room 1 flows toward the toilet bowl 3, and even if the use of the toilet bowl 3 is started, an odor is generated. The effect that it is hard to leak out is exhibited. In addition, in FIG. 4 (7), the whole exhaust device is shown in FIG. 4 (1),
Similar to (2), the operation is started with the entry of the human body into the toilet room 1, but as shown in Fig. 4 (3) to (6), the exhaust air is exhausted when the toilet is used or the toilet is started. The operation of the device 12 may be started.

In the embodiment shown in FIGS. 4 (1), (3), and (5), the general exhaust device 12 and the toilet exhaust device 13 are stopped at the same time. Alternatively, the toilet exhaust device 13 may be stopped first, and then the whole exhaust device 12 may be stopped.

Reference numeral 14 in FIGS. 1 and 2 denotes a manual switch for manually turning on / off the general exhaust device 12, and is configured to operate the general exhaust device 12 regardless of use of the toilet room or toilet.

In the embodiments of claims (9) and (10), the first to third aspects are provided.
In the figure, one of the sensors 2 and 4 may be omitted,
The illustration of the configuration is omitted. Next, claims (9) and (10)
The operation of the apparatus of the embodiment will be described.

FIG. 6 (1) and FIG. 7 (1) are a time chart and a flow chart showing an embodiment of claim (9). In this case, when the human body enters the room, the toilet exhaust device 13 is operated (steps 81 and 82), and when the human body exits the toilet exhaust device 13.
Is stopped, and the general exhaust device 12 is activated (steps 83 and 84). After that, when the predetermined time t1 has elapsed, the whole exhaust device 12 is stopped (steps 85 to 8).
7).

FIG. 6 (2) and FIG. 7 (2) are a time chart and a flow chart showing an embodiment of claim (10). In this case, when the human body is seated, the toilet exhaust device 13 is activated (steps 91 and 92), and when standing upright, the toilet exhaust device 13 is activated.
Is stopped, and the general exhaust device 12 is activated (steps 93 and 94). After that, when the required time t2 elapses, the whole exhaust device 12 is stopped (steps 95 to 9).
7).

Even in the devices of claims (9) and (10), the general exhaust device 12 is manually turned on by the manual switch 14.
It may be configured to be turned off.

Although a Western-style toilet is shown in the above embodiment, a Japanese-style toilet or a urinal may be adopted.

Although a seating sensor may be used as the user detection sensor, the configuration as shown in FIGS. 1 and 2 can be applied to the case where the Western-style toilet is used for men's urine.

[Effects] As described above, according to the toilet deodorizing device of the present invention, the general exhaust device and the toilet exhaust device are automatically operated,
In addition, since it is possible to accurately perform deodorization of the toilet bowl and the entire toilet room, it is possible to provide a comfortable toilet room with significantly less odor.

Further, according to the toilet deodorizing device of claim (8), the whole exhaust device can be operated regardless of the specifications of the toilet room or the toilet bowl, and the odor trapped inside and the smoke of cigarettes, etc. can be reliably discharged outside the toilet room. Can be discharged to.

[Brief description of drawings]

1 and 2 are perspective views of a toilet room equipped with an embodiment apparatus of the present invention, FIG. 3 is a block diagram of a toilet deodorizing apparatus according to the embodiment, FIG. 4 is a time chart, and FIG. 5 is a flowchart. Is. FIG. 6 is a time chart showing another embodiment, and FIG. 7 is a flow chart. 1 ... Toilet room, 2 ... Indoor person detection sensor, 3 ... Toilet bowl, 4 ... User detection sensor, 12 ... Overall exhaust system, 13 ... Toilet exhaust system.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hiroshi Komachi, 1-1, Showa-cho, Kariya city, Aichi Prefecture, Nihon Denso Co., Ltd. Inside Nippondenso Co., Ltd. (72) Creator Naomasa Narita 1-1-1 Showa-cho, Kariya, Aichi Prefecture Inside Nihondenso Co., Ltd.

Claims (10)

[Scope of utility model registration request] 1. An indoor person detection sensor for detecting a human body in a toilet room, a user detection sensor for detecting a human body in a toilet use posture, a general exhaust device for exhausting air from the toilet room, and a It is equipped with a toilet exhaust device that exhausts air, and a control device that controls the exhaust device based on a signal from the sensor, and the control device starts the operation of the entire exhaust device based on the entry signal from the indoor person detection sensor. At the same time, based on the exit signal, the entire exhaust system is stopped after a predetermined time has elapsed from the exit, and the toilet exhaust system is activated based on the use start signal from the user detection sensor, and A toilet deodorizing device characterized in that a toilet exhaust device is stopped after a required time has passed since leaving the room based on a leaving signal. 2. An indoor person detection sensor for detecting a human body in a toilet room, a user detection sensor for detecting a human body in a toilet use posture, a general exhaust device for exhausting air from the toilet room, and a It is equipped with a toilet exhaust device that exhausts air, and a control device that controls the exhaust device based on a signal from the sensor, and the control device starts the operation of the entire exhaust device based on the entry signal from the indoor person detection sensor. In addition, based on the exit signal, the entire exhaust system is stopped after a predetermined time has elapsed from the exit, and the toilet exhaust system is activated based on the usage start signal from the user detection sensor, and the A toilet deodorizing device characterized in that a toilet exhaust device is stopped after a required time has passed from the end of use based on a use end signal. 3. An indoor person detection sensor for detecting a human body in a toilet room, a user detection sensor for detecting a human body in a posture of using a toilet, a general exhaust device for exhausting air from the toilet room, and A toilet exhaust device for exhausting air and a control device for controlling the exhaust device based on a signal from the sensor are provided, and the control device operates the entire exhaust device based on a use end signal from the user detection sensor. At the same time as starting, the general exhaust system is stopped after a predetermined time has passed from the exit based on the exit signal, and the toilet exhaust system is activated based on the usage start signal from the user detection sensor, The toilet deodorizing device is characterized in that the toilet exhaust device is stopped after a lapse of the required time based on the exit signal from the toilet. 4. An indoor person detection sensor for detecting a human body in a toilet room, a user detection sensor for detecting a human body in a toilet use posture, a general exhaust device for exhausting air from the toilet room, and a A toilet exhaust device for exhausting air and a control device for controlling the exhaust device based on a signal from the sensor are provided, and the control device operates the entire exhaust device based on a use end signal from the user detection sensor. At the same time as starting, the whole exhaust device is stopped after a predetermined time has passed from the exit based on the exit signal, and the toilet exhaust device is activated based on the usage start signal from the user detection sensor, and the user detection sensor The toilet deodorizing device is characterized in that the toilet exhaust device is stopped after a required time has elapsed from the end of use, based on the end-of-use signal of. 5. An indoor person detection sensor for detecting a human body in a toilet room, a user detection sensor for detecting a human body in a toilet use posture, a general exhaust device for exhausting air from the toilet room, and a A toilet exhaust device for exhausting air and a control device for controlling the exhaust device based on a signal from the sensor are provided. The control device operates the entire exhaust device based on a use start signal from a user detection sensor. At the same time as starting, the general exhaust system is stopped after a predetermined time has passed from the exit based on the exit signal, and the toilet exhaust system is activated based on the usage start signal from the user detection sensor, The toilet deodorizing device is characterized in that the toilet exhaust device is stopped after a lapse of the required time based on the exit signal from the toilet. 6. An indoor person detection sensor for detecting a human body in a toilet room, a user detection sensor for detecting a human body in a toilet use posture, a general exhaust device for exhausting air from the toilet room, and a A toilet exhaust device for exhausting air and a control device for controlling the exhaust device based on a signal from the sensor are provided. The control device operates the entire exhaust device based on a use start signal from a user detection sensor. At the same time as starting, the whole exhaust device is stopped after a predetermined time has passed from the exit based on the exit signal, and the toilet exhaust device is activated based on the usage start signal from the user detection sensor, and the user detection sensor The toilet deodorizing device is characterized in that the toilet exhaust device is stopped after a required time has elapsed from the end of use, based on the end-of-use signal of. 7. Claims for utility model registration claims 1 to 6
In the device according to any one of paragraphs 1, the control device may start the operation of the toilet exhaust device based on a room entry signal from the room occupant detection sensor instead of the use start signal from the user occupancy sensor. Characteristic toilet deodorizing device. 8. Claims 1 to 7 for utility model registration
The toilet deodorizing device according to any one of the above items, wherein an operation circuit including a manual switch for supplying power and stopping power supply is attached to the overall exhaust device. 9. An indoor person detection sensor for detecting a human body in a toilet room, a general exhaust device for exhausting air from the toilet room, a toilet exhaust device for exhausting air from the toilet, and a signal from the sensor. And a control device that controls the exhaust device based on the signal that the toilet exhaust device starts operating based on the entry signal from the indoor person detection sensor, and stops the toilet exhaust device based on the exit signal. A toilet deodorizing device characterized by starting the operation of the general exhaust device based on a room exit signal from an indoor sensor, and stopping the general exhaust device after a predetermined time has elapsed from the exit of the room. 10. A user detection sensor for detecting a human body in a toilet use posture, a general exhaust device for exhausting air from the toilet room, a toilet exhaust device for exhausting air from the toilet, and a signal from the sensor. And a control device for controlling the exhaust device based on the start signal of the toilet exhaust device based on a start signal from the user sensor and a end signal from the user sensor. A toilet deodorizing device characterized in that the toilet exhaust device is stopped based on the above, the whole exhaust device is started based on the use end signal, and the whole exhaust device is stopped after a lapse of a required time from the end of use.